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฿2,803+ Cheap flights from San Francisco

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SFO — BKK
15 Jul — 22 Jul1
1 adult

What to know about flights from San Francisco

Discover essential information about flights departing from San Francisco, including flight schedules, destinations, airlines operating at the San Francisco airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 10 July 2025.

Cheapest airline

ฟรอนเทียร์แอร์ไลน์

Good round-trip deal

฿3,179 or less

Good one-way deal

฿784 or less
On average, ฟรอนเทียร์แอร์ไลน์ currently has the cheapest one-way flight from San Francisco (avg. price of ฿3,391).
Price to beat on a round-trip flight from San Francisco.
Price to beat on a one-way flight from San Francisco.

Find flights from San Francisco

Cheapest flights from San Francisco
Explore the most affordable flight options available from San Francisco. Find the lowest fares based on data from user searches, with prices last updated on 10 July 2025.

Tue 30/911:30SFO - HKT
1 stop36h 40mSingapore Airlines
Thu 23/1020:10HKT - SFO
1 stop27h 30mSingapore Airlines
Deal found 9/7฿18,578
Fri 12/910:00SFO - HKT
1 stop43h 05mAir India
Fri 26/920:25HKT - SFO
1 stop24h 35mAir India
Deal found 9/7฿19,197
Mon 8/923:30SFO - CNX
1 stop34h 10mAsiana Airlines
Wed 17/900:45CNX - SFO
1 stop28h 45mAsiana Airlines
Deal found 10/7฿21,349
Sat 1/1112:45SFO - CNX
1 stop43h 05mAir China
Tue 18/1123:05CNX - SFO
1 stop25h 10mAir China
Deal found 9/7฿21,479
Sat 23/812:00SFO - HKT
2 stops40h 00mChina Eastern
Sun 31/823:05HKT - SFO
1 stop24h 00mChina Eastern
Deal found 10/7฿21,609
Mon 18/812:00SFO - CNX
1 stop35h 25mChina Eastern
Fri 29/810:05CNX - SFO
3 stops37h 00mChina Eastern
Deal found 9/7฿21,609
Mon 8/915:45SFO - CNX
2 stops40h 10mMultiple Airlines
Wed 17/900:45CNX - SFO
1 stop23h 55mMultiple Airlines
Deal found 10/7฿21,903
Fri 22/813:10SFO - CNX
1 stop18h 45mKorean Air
Mon 1/923:15CNX - SFO
1 stop25h 25mKorean Air
Deal found 9/7฿22,489
Mon 6/1023:30SFO - BKK
1 stop33h 40mAsiana Airlines
Tue 4/1123:55BKK - SFO
1 stop30h 05mAsiana Airlines
Deal found 9/7฿22,848
Wed 23/720:00SFO - BKK
2 stops33h 35mAir India
Mon 8/917:55BKK - SFO
1 stop27h 05mAir India
Deal found 9/7฿22,880
Wed 1/1023:55SFO - BKK
1 stop22h 20mPhilippine Airlines
Wed 22/1013:30BKK - SFO
1 stop21h 20mPhilippine Airlines
Deal found 10/7฿22,913
Mon 28/715:45SFO - BKK
2 stops31h 30mKorean Air
Sun 24/821:40BKK - SFO
1 stop27h 20mKorean Air
Deal found 10/7฿22,946

Find flights from San Francisco within your budget

Find flights departing from San Francisco that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 10 July 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

San FranciscoPhuket City

SFO - HKT

SFOHKT

San Francisco

Tue 30/9

11:30-14:10

1 stop36h 40m

Phuket City

Thu 23/10

20:10-09:40

1 stop27h 30m

฿18,578

San FranciscoPhuket City

SFO - HKT

SFOHKT

San Francisco

Fri 12/9

10:00-19:05

1 stop43h 05m

Phuket City

Fri 26/9

20:25-07:00

1 stop24h 35m

฿19,197

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 8/9

23:30-23:40

1 stop34h 10m

Chiang Mai

Wed 17/9

00:45-15:30

1 stop28h 45m

฿21,349

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Sat 1/11

12:45-21:50

1 stop43h 05m

Chiang Mai

Tue 18/11

23:05-09:15

1 stop25h 10m

฿21,479

San FranciscoPhuket City

SFO - HKT

SFOHKT

San Francisco

Sat 23/8

12:00-18:00

2 stops40h 00m

Phuket City

Sun 31/8

23:05-09:05

1 stop24h 00m

฿21,609

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 18/8

12:00-13:25

1 stop35h 25m

Chiang Mai

Fri 29/8

10:05-09:05

3 stops37h 00m

฿21,609

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Mon 8/9

15:45-21:55

2 stops40h 10m

Chiang Mai

Wed 17/9

00:45-10:40

1 stop23h 55m

฿21,903

San FranciscoChiang Mai

SFO - CNX

SFOCNX

San Francisco

Fri 22/8

13:10-21:55

1 stop18h 45m

Chiang Mai

Mon 1/9

23:15-10:40

1 stop25h 25m

฿22,489

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Mon 6/10

23:30-23:10

1 stop33h 40m

Bangkok Suvarnabhumi

Tue 4/11

23:55-15:00

1 stop30h 05m

฿22,848

San FranciscoBangkok

SFO - BKK

SFOBKK

San Francisco

Wed 23/7

20:00-19:35

2 stops33h 35m

Bangkok Suvarnabhumi

Mon 8/9

17:55-07:00

1 stop27h 05m

฿22,880

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 results
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Best time to book a flight from San Francisco

Have a flexible travel schedule? Discover the best time to fly from San Francisco with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from San Francisco

Get recent, data-driven insights about flights from San Francisco including ideal travel times, pricing trends, and more.

When is the best time to book a flight from San Francisco?

Use this chart to determine the optimal time to book a return flight from San Francisco to Suvarnabhumi. Price data was last updated on 27 June 2025.

Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco?

Currently, April is the cheapest month in which you can book a flight from San Francisco (average of ฿17,991). Flying from San Francisco in June will prove the most costly (average of ฿27,052). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from San Francisco

Get insights into the airlines that provide service from San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from San Francisco. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Get a feel of what it's like to fly with STARLUX Airlines, Korean Air, andANA from San Francisco by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
8.4
Very Good
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful

Entertainment

9.0

Comfort

9.0

Boarding

9.0

Overall

9.0

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Browse thousands of different options on Cheapflights for your next trip

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Fly your favourite airline from San Francisco

Browse through various options for flying your favourite airline from San Francisco. Flight routes are based on user searches made on Cheapflights and were last updated on 10 July 2025.

Related info for your journey

Access useful and relevant information related to your journey from San Francisco. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 10 July 2025.
  • What are the most popular destinations to fly to from San Francisco?

    The most selected flight destinations from San Francisco for the current month are Boston, Bengaluru, Mumbai. While Mumbai, Bengaluru, Boston are the top choices made by travellers year-round.

  • What is the cheapest flight from San Francisco to anywhere?

    Users have flown out of San Francisco for as low as ฿784 to Palm Springs (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿15,070 to fly from San Francisco.

  • What are the cheapest airlines flying from San Francisco to anywhere?

    According to our data, users have found ฟรอนเทียร์แอร์ไลน์, United Airlines, and American Airlines to have the cheapest round-trip prices from San Francisco. Some of the destinations and prices are as follows: ฟรอนเทียร์แอร์ไลน์ flights from San Francisco to Phoenix Sky Harbor Intl (฿1,451). United Airlines flights from San Francisco to Barcelona-El Prat (฿17,024). American Airlines flights from San Francisco to Philadelphia (฿18,653).

  • What is the cheapest premium economy flight from San Francisco?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from San Francisco may suit your needs. The cheapest premium economy flights from San Francisco are:
    Fly San Francisco to Los Angeles from ฿17,384
    Fly San Francisco to Anchorage from ฿30,113
    Fly San Francisco to Singapore from ฿60,105
    Fly San Francisco to Taipei City Taiwan Taoyuan Intl Airport from ฿65,160

  • What is the cheapest month to fly from San Francisco?

    At the present moment the cheapest month to fly from San Francisco is currently April; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from San Francisco?

    Here are some of the cheapest flight destinations from San Francisco:
    Fly from San Francisco to Bangkok from ฿18,089

  • How does Cheapflights help users find flights from San Francisco?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from San Francisco today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from San Francisco?

    Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

  • Can Cheapflights find flights from San Francisco with no change fees?

    Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

  • Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Francisco today and book when you’re ready!

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How does Cheapflights help users find flights from San Francisco?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from San Francisco today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Francisco?

Cheapflights helps you find that perfect flight from San Francisco by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Francisco with no change fees?

Certainly. Search results for flights from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Francisco become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from San Francisco today and book when you’re ready!

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